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As @ThachVan explained, the H2 jar file is the JDBC driver itself. Get it from


I fixed this by doing brew services stop postgresql -- I was doing this on Mac. I could then start as usual, using either homebrew or manually. My guess is that pg_ctl -D /usr/local/var/postgres and brew services start create different record files, and you need to start the same way you start. Good luck.


you need to check your java status archlinux-java status java-17-openjdk (default) java-8-openjdk if you don't see java-17 then first install pacman -Syu jre-openjdk and then set java-17 as default archlinux-java set java-17-openjdk

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